Tennessee NPDES regulations & environmental compliance analysis

Tennessee NPDES: What you need to know

Governing Law and Regulations

Tennessee Water Control Board Regulations: Rules and Regulations of the State of Tennessee (Rule) 0400-40-10-.1 to 0400-40-10-.3

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Applicability: Rule 0400-40-10-.03

Application process: Rule 0400-40-10-.03

Application processing: Rule 0400-40-11-.03

Fees: Rule 0400-40-11-.02

Permit conditions: Rule 0400-40-10-.03

Regulatory Agencies

Tennessee Department of Environment and Conservation (TDEC) Division of Water Resources

U.S. Environmental Protection Agency (EPA) Region 4

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Tennessee is authorized by the U.S. Environmental Protection Agency (EPA) to administer the federal National Pollutant Discharge Elimination System (NPDES) program. The state's NPDES permit and modification requirements follow federal rules and, in addition, include the state's permit fees.

Tennessee also issues NPDES general permits for stormwater discharges. See the state section STORMWATER—GENERAL for further information.

Administration and enforcement. TDEC's Division of Water Resources administers and enforces the NPDES permit program in Tennessee.

State Requirements


Rule 0400-40-10-.03

Under the Tennessee Water Quality Control Act, municipal, industrial, and other dischargers of wastewater must obtain a permit from the TDEC. These permits establish pollution control and monitoring requirements based on protection of designated uses through implementation of water quality standards and other applicable state and federal rules.

TDEC's Division of Water Resources issues NPDES permits for industrial, municipal, pesticide applications, and other ...

Read more about NPDES